| seroepidemiologic study on the occurrence of antibodies against yersinia enterocolitica and yersinia pseudotuberculosis in urban and rural population of the lublin region (eastern poland). | the aim of this study was to assess the seroprevalence of antibodies against yersinia in the rural and urban population and to determine the frequency of particular serotypes of yersinia enterocolitica and yersinia pseudotuberculosis. 472 sera were examined, 257 of rural inhabitants and 215 of urban inhabitants. the survey was carried out by passive hemagglutination test with the antigens of yersinia serotypes considered pathogenic for humans: y. enterocolitica 03, 05, 06, 08, 09 and y. pseudotu ... | 1999 | 10384217 |